Reviewers describe the book as having a "frenetic" rhythm, treating the plot as a symbolic large-scale escape room that blends historical fiction with fantasy and suspense. About the Author
In the present, protagonists Dafne, Oliver, and Iris must follow the "Agatha Key" (a set of clues left by the author) to find the relic before it falls into the wrong hands. La clave de Agatha - Alejandra de San Cristobal...
The plot bridges two eras, beginning with the real-life 1926 disappearance of Agatha Christie . It suggests that during those 11 missing days, Christie was guarding a dangerous relic that could destroy the world. Reviewers describe the book as having a "frenetic"